Charge your device with the power of the sun. The10W 3-Fold Solar Panel Charger is a great gear for your outdoor activities. It has two large efficient solar panels to quickly transfer the sun to your device power. The max output is 10W with 5V 2.1A that is powerful enough to charge your tablet too! Customize the Solar Panel Charger with your large-size spot-color or full-color design for a perfect outdoor promotion!